From: H Hartley Sweeten Date: Sat, 8 Sep 2012 00:46:32 +0000 (-0700) Subject: staging: comedi: me4000: remove forward declarations X-Git-Tag: firefly_0821_release~3680^2~1977^2~529 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=4b2f15f138f75c15f42015110af111a95f30ed22;p=firefly-linux-kernel-4.4.55.git staging: comedi: me4000: remove forward declarations Move some of the functions to avoid the need for the forward declarations. Signed-off-by: H Hartley Sweeten Cc: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/comedi/drivers/me4000.c b/drivers/staging/comedi/drivers/me4000.c index e8ab3f5587ed..01557e2df1da 100644 --- a/drivers/staging/comedi/drivers/me4000.c +++ b/drivers/staging/comedi/drivers/me4000.c @@ -212,16 +212,6 @@ static const struct me4000_board me4000_boards[] = { }, }; -/*----------------------------------------------------------------------------- - Meilhaus function prototypes - ---------------------------------------------------------------------------*/ -static int xilinx_download(struct comedi_device *dev); -static int reset_board(struct comedi_device *dev); - -static int ai_write_chanlist(struct comedi_device *dev, - struct comedi_subdevice *s, - struct comedi_cmd *cmd); - static const struct comedi_lrange me4000_ai_range = { 4, { @@ -232,91 +222,6 @@ static const struct comedi_lrange me4000_ai_range = { } }; -static int me4000_probe(struct comedi_device *dev, struct comedi_devconfig *it) -{ - struct me4000_info *info; - struct pci_dev *pci_device = NULL; - int result, i; - const struct me4000_board *board; - - /* Allocate private memory */ - result = alloc_private(dev, sizeof(*info)); - if (result) - return result; - info = dev->private; - - /* - * Probe the device to determine what device in the series it is. - */ - for_each_pci_dev(pci_device) { - if (pci_device->vendor == PCI_VENDOR_ID_MEILHAUS) { - for (i = 0; i < ARRAY_SIZE(me4000_boards); i++) { - if (me4000_boards[i].device_id == - pci_device->device) { - /* - * Was a particular - * bus/slot requested? - */ - if ((it->options[0] != 0) - || (it->options[1] != 0)) { - /* - * Are we on the wrong - * bus/slot? - */ - if (pci_device->bus->number != - it->options[0] - || - PCI_SLOT(pci_device->devfn) - != it->options[1]) { - continue; - } - } - dev->board_ptr = me4000_boards + i; - board = comedi_board(dev); - info->pci_dev_p = pci_device; - goto found; - } - } - } - } - return -ENODEV; - -found: - dev->board_name = board->name; - - result = comedi_pci_enable(pci_device, dev->board_name); - if (result) - return result; - - info->plx_regbase = pci_resource_start(pci_device, 1); - if (!info->plx_regbase) - return -ENODEV; - - dev->iobase = pci_resource_start(pci_device, 2); - if (!dev->iobase) - return -ENODEV; - - info->timer_regbase = pci_resource_start(pci_device, 3); - if (!info->timer_regbase) - return -ENODEV; - - info->program_regbase = pci_resource_start(pci_device, 5); - if (!info->program_regbase) - return -ENODEV; - - dev->irq = pci_device->irq; - - result = xilinx_download(dev); - if (result) - return result; - - result = reset_board(dev); - if (result) - return result; - - return 0; -} - #define FIRMWARE_NOT_AVAILABLE 1 #if FIRMWARE_NOT_AVAILABLE extern unsigned char *xilinx_firm; @@ -744,6 +649,42 @@ static void ai_write_timer(struct comedi_device *dev, outl(chan_ticks - 1, dev->iobase + ME4000_AI_CHAN_TIMER_REG); } +static int ai_write_chanlist(struct comedi_device *dev, + struct comedi_subdevice *s, struct comedi_cmd *cmd) +{ + unsigned int entry; + unsigned int chan; + unsigned int rang; + unsigned int aref; + int i; + + for (i = 0; i < cmd->chanlist_len; i++) { + chan = CR_CHAN(cmd->chanlist[i]); + rang = CR_RANGE(cmd->chanlist[i]); + aref = CR_AREF(cmd->chanlist[i]); + + entry = chan; + + if (rang == 0) + entry |= ME4000_AI_LIST_RANGE_UNIPOLAR_2_5; + else if (rang == 1) + entry |= ME4000_AI_LIST_RANGE_UNIPOLAR_10; + else if (rang == 2) + entry |= ME4000_AI_LIST_RANGE_BIPOLAR_2_5; + else + entry |= ME4000_AI_LIST_RANGE_BIPOLAR_10; + + if (aref == SDF_DIFF) + entry |= ME4000_AI_LIST_INPUT_DIFFERENTIAL; + else + entry |= ME4000_AI_LIST_INPUT_SINGLE_ENDED; + + outl(entry, dev->iobase + ME4000_AI_CHANNEL_LIST_REG); + } + + return 0; +} + static int ai_prepare(struct comedi_device *dev, struct comedi_subdevice *s, struct comedi_cmd *cmd, @@ -811,42 +752,6 @@ static int ai_prepare(struct comedi_device *dev, return 0; } -static int ai_write_chanlist(struct comedi_device *dev, - struct comedi_subdevice *s, struct comedi_cmd *cmd) -{ - unsigned int entry; - unsigned int chan; - unsigned int rang; - unsigned int aref; - int i; - - for (i = 0; i < cmd->chanlist_len; i++) { - chan = CR_CHAN(cmd->chanlist[i]); - rang = CR_RANGE(cmd->chanlist[i]); - aref = CR_AREF(cmd->chanlist[i]); - - entry = chan; - - if (rang == 0) - entry |= ME4000_AI_LIST_RANGE_UNIPOLAR_2_5; - else if (rang == 1) - entry |= ME4000_AI_LIST_RANGE_UNIPOLAR_10; - else if (rang == 2) - entry |= ME4000_AI_LIST_RANGE_BIPOLAR_2_5; - else - entry |= ME4000_AI_LIST_RANGE_BIPOLAR_10; - - if (aref == SDF_DIFF) - entry |= ME4000_AI_LIST_INPUT_DIFFERENTIAL; - else - entry |= ME4000_AI_LIST_INPUT_SINGLE_ENDED; - - outl(entry, dev->iobase + ME4000_AI_CHANNEL_LIST_REG); - } - - return 0; -} - static int me4000_ai_do_cmd(struct comedi_device *dev, struct comedi_subdevice *s) { @@ -1832,6 +1737,91 @@ static int me4000_cnt_insn_write(struct comedi_device *dev, return 1; } +static int me4000_probe(struct comedi_device *dev, struct comedi_devconfig *it) +{ + struct me4000_info *info; + struct pci_dev *pci_device = NULL; + int result, i; + const struct me4000_board *board; + + /* Allocate private memory */ + result = alloc_private(dev, sizeof(*info)); + if (result) + return result; + info = dev->private; + + /* + * Probe the device to determine what device in the series it is. + */ + for_each_pci_dev(pci_device) { + if (pci_device->vendor == PCI_VENDOR_ID_MEILHAUS) { + for (i = 0; i < ARRAY_SIZE(me4000_boards); i++) { + if (me4000_boards[i].device_id == + pci_device->device) { + /* + * Was a particular + * bus/slot requested? + */ + if ((it->options[0] != 0) + || (it->options[1] != 0)) { + /* + * Are we on the wrong + * bus/slot? + */ + if (pci_device->bus->number != + it->options[0] + || + PCI_SLOT(pci_device->devfn) + != it->options[1]) { + continue; + } + } + dev->board_ptr = me4000_boards + i; + board = comedi_board(dev); + info->pci_dev_p = pci_device; + goto found; + } + } + } + } + return -ENODEV; + +found: + dev->board_name = board->name; + + result = comedi_pci_enable(pci_device, dev->board_name); + if (result) + return result; + + info->plx_regbase = pci_resource_start(pci_device, 1); + if (!info->plx_regbase) + return -ENODEV; + + dev->iobase = pci_resource_start(pci_device, 2); + if (!dev->iobase) + return -ENODEV; + + info->timer_regbase = pci_resource_start(pci_device, 3); + if (!info->timer_regbase) + return -ENODEV; + + info->program_regbase = pci_resource_start(pci_device, 5); + if (!info->program_regbase) + return -ENODEV; + + dev->irq = pci_device->irq; + + result = xilinx_download(dev); + if (result) + return result; + + result = reset_board(dev); + if (result) + return result; + + return 0; +} + static int me4000_attach(struct comedi_device *dev, struct comedi_devconfig *it) { const struct me4000_board *thisboard;